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-rw-r--r--erts/emulator/beam/erl_threads.h14
1 files changed, 9 insertions, 5 deletions
diff --git a/erts/emulator/beam/erl_threads.h b/erts/emulator/beam/erl_threads.h
index d635916dd8..21f85bd045 100644
--- a/erts/emulator/beam/erl_threads.h
+++ b/erts/emulator/beam/erl_threads.h
@@ -1,19 +1,19 @@
/*
* %CopyrightBegin%
- *
- * Copyright Ericsson AB 2001-2009. All Rights Reserved.
- *
+ *
+ * Copyright Ericsson AB 2001-2010. All Rights Reserved.
+ *
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
* compliance with the License. You should have received a copy of the
* Erlang Public License along with this software. If not, it can be
* retrieved online at http://www.erlang.org/.
- *
+ *
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
- *
+ *
* %CopyrightEnd%
*/
@@ -34,6 +34,8 @@
#include "erl_lock_count.h"
#include "erl_term.h"
+#define ERTS_THR_MEMORY_BARRIER ETHR_MEMORY_BARRIER
+
#ifdef ERTS_ENABLE_LOCK_COUNT
#define erts_mtx_lock(L) erts_mtx_lock_x(L, __FILE__, __LINE__)
#define erts_spin_lock(L) erts_spin_lock_x(L, __FILE__, __LINE__)
@@ -122,6 +124,8 @@ __decl_noreturn void __noreturn erts_thr_fatal_error(int, char *);
#else /* #ifdef USE_THREADS */
+#define ERTS_THR_MEMORY_BARRIER
+
#define ERTS_THR_OPTS_DEFAULT_INITER 0
typedef int erts_thr_opts_t;
typedef int erts_thr_init_data_t;